18825283859 has 2 divisors, whose sum is σ = 18825283860. Its totient is φ = 18825283858.

The previous prime is 18825283817. The next prime is 18825283877. The reversal of 18825283859 is 95838252881.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18825283859 - 2²⁴ = 18808506643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18825283798 and 18825283807.

It is not a weakly prime, because it can be changed into another prime (18825283879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9412641929 + 9412641930.

It is an arithmetic number, because the mean of its divisors is an integer number (9412641930).

Almost surely, 2^18825283859 is an apocalyptic number.

18825283859 is a deficient number, since it is larger than the sum of its proper divisors (1).

18825283859 is an equidigital number, since it uses as much as digits as its factorization.

18825283859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11059200, while the sum is 59.

The spelling of 18825283859 in words is "eighteen billion, eight hundred twenty-five million, two hundred eighty-three thousand, eight hundred fifty-nine".